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Finding the Fourth Proportional to 413,705.62, 570,921.50 and 229,961.44

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Solution

The fourth proportional to 413,705.62, 570,921.50 and 229,961.44 is: 317,351.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,705.62 : 570,921.50 = 229,961.44 : x
  2. Step 2: Convert to fraction form
    413,705.62/570,921.50 = 229,961.44/x
  3. Step 3: Cross multiply
    413,705.62x = 570,921.50 × 229,961.44
  4. Step 4: Simplify right side
    413,705.62x = 131,289,930,266.96
  5. Step 5: Solve for x
    x = 131,289,930,266.96/413,705.62
  6. Step 6: Final answer
    x = 317,351.09

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